I used a Hughes "steamroller" hydraulic roller in my last magnum build. I still have the cam on a shelf at home. It was a 10.5:1 360 with Hughes 2.02/1.60 EQ heads. The cam was a 218/
[email protected] .539/.549 lift with the factory magnum 1.6 rockers. Car weighs 3304 without me, 727, 3.55 gears, pump...